Temperature & Precipitation
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Temperature (°C)	7	7	7	8	8	8	9	9	9	9	9	9	9	9	9	9	8	8	9	8	8	8	8	7
Precipitation (mm/hr)	0.99	0.68	0.58	1.02	0.93	1.15	0.94	2.45	1.86	0.66	1.32	0.92	1.13	1.05	2.32	1.98	1.95	1.61	0.87	0.03	0.05	0.08	0.1	0.09

Cloud cover and precipitation probability

Cloud cover & Rain chance
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Cloud cover (%)	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	84	98	100	77	62
Rain chance (%)	70	69	67	74	73	75	74	84	80	72	77	73	76	76	84	82	83	81	74	31	37	47	37	32

Wind speed and direction

Wind & Wind gust
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Wind (m/s)	10.39	11.5	10.81	9.11	11.89	11.5	8.89	11.19	11.69	9.89	11.19	10.81	9	9	9	7.5	6.39	6.61	6.19	5.19	4.19	3.19	2.19	2.39
Wind gust (m/s)	16.31	18.5	17.19	14.92	17.44	17.03	13.69	16.53	17.14	14.69	16.33	15.83	13.83	13.72	13.5	12.03	10	10.11	9.78	7	5.42	4.83	3.11	3.31
Wind direction (°)	SE 124°	SE 124°	ESE 122°	SE 134°	SE 131°	SE 133°	SSE 154°	SSE 148°	SSE 155°	SSE 163°	SSE 163°	S 170°	SSE 165°	SSE 165°	S 174°	S 179°	S 173°	SSW 201°	SSW 206°	SSW 201°	SSW 201°	SW 219°	SW 219°	SW 221°

Air humidity

Humidity
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Humidity (%)	85	85	87	90	90	91	92	92	92	92	92	92	92	93	94	94	96	97	96	93	93	95	94	93

Atmospheric pressure

Pressure
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Pressure (mm Hg)	769	769	769	768	768	767	767	767	767	767	767	767	767	767	767	767	767	767	767	767	767	767	767	766

Ultraviolet index

UV Index
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
UV Index	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0

Air quality & pollen

Air quality
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
PM2.5 (µg/m³)	3.8	3.6	3.2	3.1	2.7	2.2	1.9	1.7	1.1	1.9	2.3	3.2	2.7	2.4	3.3	3.7	3	2.9	2.3	2.9	2.8	2.6	4.5	6.5
PM10 (µg/m³)	6.2	5.7	5.5	5.6	5.2	5.6	5.5	3.4	2.4	3.3	5.4	7.2	6.2	6.2	6.3	8.9	9.9	11.3	10.1	7.7	7.3	6.4	9.4	12.8
Ozone (O₃) (µg/m³)	65	64	64	65	62	63	62	61	62	60	66	72	75	74	74	74	74	75	77	79	80	79	76.8	73
NO₂ (µg/m³)	3.9	2.9	2.6	2.4	2.3	2	1.8	1.6	2	2.1	2	1.8	1.6	1.8	1.6	1.2	1.1	1.3	1.3	1.1	0.9	0.7	1.3	2.4
SO₂ (µg/m³)	8.5	7.7	9.1	11	10.2	7.4	5.4	3.2	1	0.5	0.7	0.7	0.7	0.9	1.7	2.6	2	1.1	0.7	0.5	0.5	0.4	11.1	34.2
CO (µg/m³)	164	166	168	169	164	159	156	154	154	153	154	154	153	154	153	150	149	148	148	149	148	148	140.3	133

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Data Sources & Methodology

Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.

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5-day weather forecast Reykjavík Nov 5, 2026

Forecast from 7 °C to 9 °C and precipitation